/*!	 synfig/rendering/common/optimizer/optimizertransformation.h
**	 OptimizerTransformation Header
**
**	......... ... 2015 Ivan Mahonin
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifndef __SYNFIG_RENDERING_OPTIMIZERTRANSFORMATION_H
#define __SYNFIG_RENDERING_OPTIMIZERTRANSFORMATION_H

#include "../../optimizer.h"
#include "../../task.h"
#include "../task/taskblend.h"

namespace synfig
{
namespace rendering
{

class OptimizerTransformation: public Optimizer
{
private:
    static bool can_optimize(const Task::Handle &sub_task);
    static void calc_unoptimized_blend_brunches(int &ref_count, const Task::Handle &blend_sub_task);

public:
    OptimizerTransformation()
    {
        category_id = CATEGORY_ID_COMMON;
        // TODO: is MODE_RECURSIVE actually needs?
        mode = MODE_REPEAT_LAST | MODE_RECURSIVE;
        for_task = true;
    }

    virtual void run(const RunParams &params) const;
};

} /* end namespace rendering */
} /* end namespace synfig */

#endif